Merge "visualizer: Pass sound card and capture device from audio HAL" into pi-dev
diff --git a/hal/audio_hw.c b/hal/audio_hw.c
index 98d67c4..fb15db5 100644
--- a/hal/audio_hw.c
+++ b/hal/audio_hw.c
@@ -2115,8 +2115,13 @@
         if (out->offload_callback)
             compress_nonblock(out->compr, out->non_blocking);
 
-        if (adev->visualizer_start_output != NULL)
-            adev->visualizer_start_output(out->handle, out->pcm_device_id);
+        if (adev->visualizer_start_output != NULL) {
+            int capture_device_id =
+                platform_get_pcm_device_id(USECASE_AUDIO_RECORD_AFE_PROXY,
+                                           PCM_CAPTURE);
+            adev->visualizer_start_output(out->handle, out->pcm_device_id,
+                                          adev->snd_card, capture_device_id);
+        }
         if (adev->offload_effects_start_output != NULL)
             adev->offload_effects_start_output(out->handle, out->pcm_device_id);
     } else if (out->usecase == USECASE_AUDIO_PLAYBACK_MMAP) {
@@ -5618,7 +5623,7 @@
     } else {
         ALOGV("%s: DLOPEN successful for %s", __func__, VISUALIZER_LIBRARY_PATH);
         adev->visualizer_start_output =
-                    (int (*)(audio_io_handle_t, int))dlsym(adev->visualizer_lib,
+                    (int (*)(audio_io_handle_t, int, int, int))dlsym(adev->visualizer_lib,
                                                     "visualizer_hal_start_output");
         adev->visualizer_stop_output =
                     (int (*)(audio_io_handle_t, int))dlsym(adev->visualizer_lib,
diff --git a/hal/audio_hw.h b/hal/audio_hw.h
index 921c249..6379844 100644
--- a/hal/audio_hw.h
+++ b/hal/audio_hw.h
@@ -337,7 +337,7 @@
     card_status_t card_status;
 
     void *visualizer_lib;
-    int (*visualizer_start_output)(audio_io_handle_t, int);
+    int (*visualizer_start_output)(audio_io_handle_t, int, int, int);
     int (*visualizer_stop_output)(audio_io_handle_t, int);
 
     /* The pcm_params use_case_table is loaded by adev_verify_devices() upon
diff --git a/visualizer/Android.mk b/visualizer/Android.mk
index 7d7cfe9..13a45c7 100644
--- a/visualizer/Android.mk
+++ b/visualizer/Android.mk
@@ -27,14 +27,6 @@
 	libdl \
 	libtinyalsa
 
-# HACK to set the right record proxy effect card number.
-# It should be retrieved from the primary hal USECASE_AUDIO_RECORD_AFE_PROXY.
-ifneq ($(filter msm8998,$(TARGET_BOARD_PLATFORM)),)
-  LOCAL_CFLAGS := -DCAPTURE_DEVICE=7
-else
-  LOCAL_CFLAGS := -DCAPTURE_DEVICE=8
-endif
-
 LOCAL_CFLAGS += \
     -Wall \
     -Werror \
diff --git a/visualizer/offload_visualizer.c b/visualizer/offload_visualizer.c
index 860dfce..74beac7 100644
--- a/visualizer/offload_visualizer.c
+++ b/visualizer/offload_visualizer.c
@@ -145,6 +145,12 @@
         NULL,
 };
 
+struct pcm_capture_config {
+    int snd_card_num;
+    int capture_device_id;
+};
+
+struct pcm_capture_config capture_config;
 
 pthread_once_t once = PTHREAD_ONCE_INIT;
 int init_status;
@@ -172,16 +178,12 @@
 /* 0 if the capture thread was created successfully */
 int thread_status;
 
-
 #define DSP_OUTPUT_LATENCY_MS 0 /* Fudge factor for latency after capture point in audio DSP */
 
 /* Retry for delay for mixer open */
 #define RETRY_NUMBER 10
 #define RETRY_US 500000
 
-#define MIXER_CARD 0
-#define SOUND_CARD 0
-
 /* Proxy port supports only MMAP read and those fixed parameters*/
 #define AUDIO_CAPTURE_CHANNEL_COUNT 2
 #define AUDIO_CAPTURE_SMP_RATE 48000
@@ -338,10 +340,10 @@
 
     pthread_mutex_lock(&lock);
 
-    mixer = mixer_open(MIXER_CARD);
+    mixer = mixer_open(capture_config.snd_card_num);
     while (mixer == NULL && retry_num < RETRY_NUMBER) {
         usleep(RETRY_US);
-        mixer = mixer_open(MIXER_CARD);
+        mixer = mixer_open(capture_config.snd_card_num);
         retry_num++;
     }
     if (mixer == NULL) {
@@ -357,7 +359,8 @@
             if (!capture_enabled) {
                 ret = configure_proxy_capture(mixer, 1);
                 if (ret == 0) {
-                    pcm = pcm_open(SOUND_CARD, CAPTURE_DEVICE,
+                    pcm = pcm_open(capture_config.snd_card_num,
+                                   capture_config.capture_device_id,
                                    PCM_IN|PCM_MMAP|PCM_NOIRQ, &pcm_config_capture);
                     if (pcm && !pcm_is_ready(pcm)) {
                         ALOGW("%s: %s", __func__, pcm_get_error(pcm));
@@ -427,7 +430,8 @@
  */
 
 __attribute__ ((visibility ("default")))
-int visualizer_hal_start_output(audio_io_handle_t output, int pcm_id) {
+int visualizer_hal_start_output(audio_io_handle_t output, int pcm_id,
+                                int card_number, int pcm_capture_id) {
     int ret = 0;
     struct listnode *node;
 
@@ -444,6 +448,11 @@
         goto exit;
     }
 
+    ALOGV("%s card number %d pcm_capture_id %d",
+          __func__, card_number, pcm_capture_id);
+    capture_config.snd_card_num = card_number;
+    capture_config.capture_device_id = pcm_capture_id;
+
     output_context_t *out_ctxt = (output_context_t *)malloc(sizeof(output_context_t));
     out_ctxt->handle = output;
     list_init(&out_ctxt->effects_list);